They subsisted primarily on fish and gathered roots and seeds.
Dryosaurus subsisted primarily on low growing vegetation in ancient floodplains.
By doing so, they can extract more nutrition, especially protein, from the figs, allowing them to subsist primarily on this one type of fruit.
During this period, Smith hardly ate, subsisting primarily on ice cream.
Turkish hamsters have fairly varied diets, subsisting primarily on grains and herbs.
As I understand it, she subsisted primarily on wolf.
At this time, the members of the town subsisted primarily through agriculture.
They subsist primarily on a diet of insects, sometimes supplemented with small quantities of fruit.
These Middle Woodland people subsisted primarily on wild plants, animals, fish, and shellfish.
The survivors subsisted primarily on fish, birds and eggs until they were able to reach land.